Keywords: holy water

While spending his summer in Poland, someone brought an interesting article to Dutch physicist and skeptic Martin Bier’s attention. It has now been scientifically proven that making the sign of the cross over an amount of water significantly diminishes the amount of bacterial pathogens in that water. Is the making of the sign of the cross a matter of antibacterial hygiene just as much as it is a matter of piety? Bier decided to inquire…